Methylene blue for vasoplegic syndrome treatment in heart surgery: fifteen years of questions, answers, doubts and certainties

Paulo Roberto Barbosa Evora^I; Paulo José de Freitas Ribeiro^II; Walter Vilella de Andrade Vicente^III; Celso Luís dos Reis^IV; Alfredo José Rodrigues^V; Antonio Carlos Menardi^VI; Lafaiete Alves Junior^VII; Patrícia Martinez Evora^VIII; Solange Bassetto^IX

DOI: 10.1590/S0102-76382009000400005 Publish in: August 2 2025